latifrons, Hypostomus Weber [C.] 1986:991, Figs. %d, 6 [Revue Suisse de Zoologie v. 93 (no. 4); ref. 8023] Río Aguaray-guazú, Río Paraguay basin, River Paraná system, 24°22;50"S, 58°00'W, Paraguay. Holotype: MHNG 2256.67. Paratypes: MHNG 2256.68-71 (4, 2, 1, 1); ZMA 119782 (1). Type catalog: Weber 1998:9 [ref. 32707], Ferraris 2007:255 [ref. 29155]. •Valid as Hypostomus latifrons Weber 1986 -- (Burgess & Finley 1996:169 [ref. 22901], Britski et al. 1998:135 [ref. 24147], Isbrücker 2001:28 [ref. 25653], Isbrücker 2002:19 [ref. 27178], Weber in Reis et al. 2003:359 [ref. 27061], Armbruster 2004:79 [ref. 27644], Ferraris 2007:255 [ref. 29155], Zawadzki et al. 2010:719 [ref. 31074], Cardoso et al. 2012:77 [ref. 32154], Zawadzki et al. 2014:103 [ref. 33233], Koerber 2014:9 [ref. 33621], Sarmiento et al. 2014:191 [ref. 35004], Mirande & Koerber 2015:43 [ref. 35117], Cardoso et al. 2016:22 [ref. 34373], Koerber et al. 2017:62 [ref. 35267], Zawadzki et al. 2019:[11] [ref. 37170], Zawadzki et al. 2021:110 [ref. 38157]). Current status: Valid as Hypostomus latifrons Weber 1986. Loricariidae: Hypostominae. Distribution: Paraguay River basin: Bolivia, Argentina and Paraguay. Habitat: freshwater.